📐 Matematika · Kvadrat tenglama · ★★★
x₁ va x₂ — x² − 3x + 1 = 0 tenglamaning ildizlari. x₁³ + x₂³ ni toping.
- A)27
- B)18
- C)24
- D)21
👀 To'g'ri javob va tushuntirishni ko'rish
✓ B) 18
💡 x₁³ + x₂³ = (x₁ + x₂)³ − 3x₁x₂(x₁ + x₂) = 27 − 9 = 18.
🎯 Matematikadan o'zingizni sinab ko'ring
DTM formatidagi test, ball va zaif mavzular tahlili — bepul.